Number of different cuboids with volume (pq)^n, where p,q are distinct prime numbers.

Terms

a(0) =1a(1) =2a(2) =8a(3) =19a(4) =42a(5) =78a(6) =139a(7) =224a(8) =350a(9) =517a(10) =744a(11) =1032a(12) =1405a(13) =1862a(14) =2432a(15) =3115a(16) =3942a(17) =4914a(18) =6067a(19) =7400a(20) =8954a(21) =10729a(22) =12768a(23) =15072a(24) =17689a(25) =20618a(26) =23912a(27) =27571a(28) =31650a(29) =36150